@charset "utf-8";
@media screen and (max-width:600px) {
    body{
        padding:0;
        margin:0;
        /*height:30rem;*/
        /*overflow: hidden;*/
    }
    /*logo样式----左侧*/
    .about_header{
        width:100%;
        height:0.67rem;
    }
    .about_header .about_logo{
        height:0.67rem;
        padding:0.14rem;
        float:left;
    }
    .about_header .about_logo img{
        width:0.38rem;
        height:0.38rem;
    }
    /*logo样式----右侧*/
    .about_header .about_search{
        float:right;
        height:0.67rem;
    }
    .about_header .about_search ul{
        height:0.67rem;
        list-style: none;
    }
    .about_header .about_search ul li{
        float:left;
        margin-right:0.15rem;
        margin-top:0.14rem;
    }
    .about_header .about_search ul li a{
        float:left;
        width:0.42rem;
        height:0.42rem;
        border:0.01rem solid #999;
        border-radius: 0.21rem;
    }
    .about_header #about_ss{
        transition:all 1s ease 0s;
    }
    .about_header .about_search ul li #search{
        float:left;
        width:1rem;
        border-color:#00b0ff;
        color:#00b0ff;
        border-radius: 0.2rem;
        line-height:0.4rem;
        text-align:center;
        font-size:0.14rem;
    }
    .about_header .about_search ul li a .img_f{
        width:0.4rem;
        height:0.4rem;
    }
    .about_header .about_search ul li a .img_s{
        width:0.2rem;
        height:0.2rem;
        margin:0.1rem;
    }
    /*header样式*/
    header{
        width:100%;
        background:#fafafa;
    }
    header .nav{
        position: relative;
    }
    header .nav ul{
        height:0.47rem;
        list-style: none;
        border-bottom: 0.01rem solid #f4f4f4;
    }
    header .nav ul li{
        float:left;
        height:0.46rem;
        margin-left:0.25rem;
    }
    header .nav li a {
        float: left;
        height: 0.46rem;
        color: #999;
        font-size: 0.16rem;
        text-align: center;
        line-height: 0.47rem;
        letter-spacing: 0.02rem;
    }
    header .nav li .active{
        color:#c0c0c0;
        border-bottom:0.01rem solid #c0c0c0;
    }
    header .nav  #about_m{
        display: none;
    }
    /*添加新类*/
    header .nav  .about_m1{
        width:100%;
        margin-left: 0;
        border-bottom: 0.01rem solid #f4f4f4;
        background: #fafafa;
        height:0.47rem;
        text-align:center;
        line-height:0.46rem;
        padding-left:45%;
    }
    /*span标签*/
    .fa-bars{
        position: absolute;
        top:0.15rem;
        right:0.2rem;
        color:#999;
        font-size:0.16rem;
    }







}



